Form equivalence class Howard-Rubin Number: 40
Statement:
\(A(L2,L1)\): For every \(T_2\) topological space \((X,T)\), if each open cover of \(X\) has a well ordered subcover, then each open cover has a well ordered refinement.
Howard-Rubin number: 40 A
Citations (articles):
Brunner [1983d]
The axiom of choice in topology
Connections (notes):
Note [26]
A summary of the definitions and results from Brunner [1983d]
References (books):
Back